Clearinghouse | How To Download | Browse List | Keyword Search | Browse Atlas

Complete Data Listing (Alphabetical)

216 datasets total

Graphic Download Metadata Data type Scale Source
Accidents: Number of fatal highway accidents and alcohol-related accidents by county for 1998 and 1999
download page Metadata polygon shapefile 1:100,000 Wyoming Digital Atlas
Activities and special events associated with Wyoming cities/towns. Includes general categories of events. Does not include actual names, size or attendance of events.
download page Metadata point shapefile no scale Wyoming Digital Atlas
Ad valoreum (assessed value) taxes by county including property, manufacturing, airlines, gas, railroads, commercial, residential, industrial property, agriculture/range, electrics, transportation, communication and utilities, chemical production, coal m
download page Metadata 4 polygon shapefiles no scale Wyoming Digital Atlas
Adult day care centers, including names and addresses
download page Metadata point shapefile no scale Wyoming Digital Atlas
Aerial photos: digital aerial photos, scanned from 1:40,000 photos. Portions of Sheridan and Johnson counties.
download page Metadata image 1:40,000 WYGISC
Aerial photos: digital Orthophoto Quads. Available by quarter-quadrangle for portions of Wyoming (see Graphic).
download page Metadata image 1:12,000 USGS
Age: Census 2000 population by age categories
download page Metadata vector/polygon 1:100,000 Wyoming Digital Atlas
Agricultural land use in Wyoming: interpreted from 1:58,000 aerial photos.
download page Metadata vector/polygon 1:100,000 WWRC
Agricultural production (value) by county, average farm size by county, number of farms by size, percentage of dry land and irrigated agriculture.
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Air Quality: suspended particles
download page Metadata point shapefile no scale Wyoming Digital Atlas
Airport locations. Public airports include call sign, number of based aircraft and types of aircraft (1999); number of flights, enplanements (1994-1997 data), runway surfaces, and airport ownership. Private airport: includes locations only.
download page Metadata 2 polygon shapefiles no scale Wyoming Digital Atlas
Ancestry: Census 2000 population (Eastern Europe, Western Europe, British Isles, Scandinavian/Baltic, Hispanic, Pacific, etc)
download page Metadata polygons shapefile no scale Wyoming Digital Atlas
Allotments: range allotments on the Shoshone National Forest.
download page Metadata vector/polygon 1:24,000 USFS
Animals: elk calving areas in the Jackson Hole Area
distribution restricted Metadata vector/polygon 1:24,000 US National Park Service
Animals: fish habitat characteristics for specific stream reaches and road crossings of the Salt River, Wyoming.
distribution restricted Metadata vector/line 1:24,000 UW - Dept. of Zoology
Animals: migration routes of elk, deer and moose in the Jackson Hole Area
distribution restricted Metadata vector/line 1:100,000 Wyoming Game and Fish Dept.
Animals: predicted distributions for 445 terrestrial vertebrate species in Wyoming. Available statewide (all species or individual species) or tiled by 56 quadrangles.
download page Metadata vector/polygon 1:100,000 WYGISC
Animals: range maps for terrestrial vertebrates in Wyoming, by 438 hexagon units.
download page Metadata vector/polygon no scale WYGISC
Animals: seasonal ranges of bison in the Jackson Hole Area
distribution restricted Metadata vector/polygon 1:24,000 US Fish and Wildlife Service
Animals: terrestrial vertebrate species locality records in Wyoming, converted from township/range/section/quarters. 95% of records are from Wyoming Game and Fish Department's Wildlife Observation System. Permission required from WGFD for distribution.
distribution restricted Metadata vector/point no scale Wyoming Game and Fish Dept.
Assisted living centers, including names, addresses, bed capacity and percent occupation
download page Metadata point shapefile no scale Wyoming Digital Atlas
Banks: Location of national and state banks, including names, value of deposits, assets, loans
download page Metadata 2 point shapefiles no scale Wyoming Digital Atlas
Bentonite mine locations, mill locations (including names/addresses), and production in tons.
download page Metadata 2 point shapefiles no scale Wyoming Digital Atlas
Birth and death, marriage and divorce statistics, 1990 Census
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Birth and death, marriage and divorce statistics, 2000 Census
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Boarding homes, including names, addresses, bed capacity and percent occupation
download page Metadata point shapefile no scale Wyoming Digital Atlas
Boundaries of USGS 1:100,000-scale quadrangles for Wyoming.
download page Metadata vector/polygon 1:100,000 USGS
Boundaries of USGS 1:250,000-scale quadrangles for Wyoming
download page Metadata vector/polygon 1:250,000 USGS
Boundaries of USGS 7.5 minute quadrangles for Wyoming
download page Metadata vector/polygon 1:24,000 USGS
Boundaries: Districts on Shoshone National Forest
download page Metadata vector/polygon 1:24,000 USGS
Boundaries: RARE 2 Areas, Shoshone National Forest
download page Metadata vector/polygon 1:63,360 USFS
Boundaries: Shoshone National Forest boundary
download page Metadata vector/polygon 1:24,000 USFS
Boundaries: Wilderness area, Shoshone National Forest
download page Metadata vector/polygon 1:24,000 USFS
Boundaries: Wyoming counties
download page Metadata vector/polygon 1:100,000 WYGISC
Brands registered in Wyoming, by county
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Business establishments (1997) and amount of sales in dollars, by county for these sectors: manufacturing, wholesale, retail, real estate, professional services, administrative services, education services, arts/entertainment/recreation services, health
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Business establishments (1999), # of employees and sales by county for: manufacturing, wholesale, retail, real estate, services (professional, information services, administrative, health and social, education, arts/entertainment/recreation, food/accommodation
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Campground locations. Does not include campground names or contact information, only approximate location.
download page Metadata point shapefile 1:100,000 Wyoming Digital Atlas
Cemetery locations and number of cemeteries by county, 1981
download page Metadata point and polygon shapefile no scale Wyoming Digital Atlas
Cities: 109 cities, towns and census-designated areas in Wyoming
download page Metadata vector/polygon no scale WYGISC
Clinker: baked and fused sedimentary rock produced by combustion of coal seams. Produced by photointerpretation. Little Thunder Creek Drainage. Draft version available, undergoing update and correction.
download page Metadata vector/point 1:24,000 WWRC
Coal mine locations and coal production in tons.
download page Metadata point shapefile no scale Wyoming Digital Atlas
Commodity mine locations (including quarries for granite, gypsum, limestone, leornadite, scoria, sodium sulphate and processing plants for cement, leornadite, perlite, shale, coal coking)
download page Metadata point shapefile no scale Wyoming Digital Atlas
Continental divide
download page Metadata line shapefile 1:100,000 Wyoming Digital Atlas
Court locations
download page Metadata point shapefile no scale Wyoming Digital Atlas
Crimes, incidents reported, by county, including burglary, murder, assaults, robbery and rape.
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Cropline: actual locations where coal hits the surface. Produced by photointerpretation. Little Thunder Creek drainage. Draft version available, undergoing update and correction.
download page Metadata vector/polygon 1:24,000 WWRC
Crops: Yield per harvest acre for 5 largest Wyoming crops: corn, oats, barley, winter and spring wheat
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Death, Five major causes of
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Dentists, number of by town and by county
download page Metadata point and polygon shape no scale Wyoming Digital Atlas
Drought: Palmer severity index of drought, 1980-2000, for 10 climate divisions in Wyoming
download page Metadata polygon shapefile 1:250,000 Wyoming Digital Atlas
Earthquakes, 1897-2001
download page Metadata point shapefile no scale Wyoming Digital Atlas
Education attainment: number/percentage of high school and college graduates by county (1990 Census)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Education attainment: number/percentage of high school and college graduates by county (2000 Census)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Education: school districts
download page Metadata polygon shapefile 1:500,000 Wyoming Digital Atlas
Education: location and type of school: high school, middle school, elementary school and rural school
download page Metadata point shapefile no scale Wyoming Digital Atlas
Education: high school location and enrollment by grade.
download page Metadata point shapefile no scale Wyoming Digital Atlas
Education: junior high/middle school location and enrollment by grade.
download page Metadata point shapefile no scale Wyoming Digital Atlas
Education: elementary school location and enrollment by grade.
download page Metadata point shapefile no scale Wyoming Digital Atlas
Elevation: 10 meter Digital Elevation Models for portions of Wyoming.
download page Metadata raster 1:24,000 USGS
Elevation: 30 meter National Elevation Dataset for Wyoming (raster). Tiled by 100k quads. This dataset corrects some errors present in the original 30m digital elevation models.
download page Metadata raster 1:100,000 USGS
Elevation: 90 meter Digital Elevation Model for Wyoming (raster). Available statewide or tiled by county.
download page Metadata raster 1:250,000 USGS
Elevation: Shaded relief of 90 meter Digital Elevation Model for Wyoming (raster). Statewide.
download page Metadata raster 1:250,000 USGS
Employment statistics by county, including unemployment and number and percent of employees in agriculture, construction, farm, FIRE (financial, insurance, real estate), government, manufacturing, mining, retail, wholesale, services and transportation.
download page Metadata polygon shapefiles no scale Wyoming Digital Atlas
Excise taxes by county (local general purpose tax and general purpose use tax, local special purpose tax and special purpose use tax, impact assistance tax refunds, city and county lodging tax distribution, local government shares of state sales tax, us
download page Metadata 3 polygon and 1 point shapefile no scale Wyoming Digital Atlas
Expenditures, state, by county including total tax contributions, percentage of revenue distribution, percent sales tax share and percent of total use tax
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Faults and dikes of Wyoming, 1:500,000 scale
download page Metadata vector/line 1:500,000 USGS
Fences of southwest Wyoming (from a 1990-1992 inventory)
download page Metadata vector/line 1:100,000 WYGISC
FIRE establishments (finance, insurance and real estate): Number and payroll of FIRE establishments in Wyoming
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Future population projections for 2010 and 2020
download page Metadata polygon shapefile 1:100,000 Wyoming Digital Atlas
Fishing: Popular fishing spots. Includes the name of the lake, creek or reservoir and the number of fish species present.
download page Metadata point shapefile 1:100,000 Wyoming Digital Atlas
Gas plants: location, plant name and plant operator
download page Metadata point shapefile no scale Wyoming Digital Atlas
Geology: bedrock geology of Wyoming, 1:500,000-scale.
download page Metadata vector/polygon 1:500,000 USGS
Geology: surface geology of Wyoming. contains 577 separate surficial features (land forms) and deposit descriptions.
download page Metadata vector/polygon 1:500,000 WSGS / WYGISC
Golf course locations, including address, number of holes, and type (public/private)
download page Metadata point shapefile no scale Wyoming Digital Atlas
Groundwater: aquifer sensitivity rating, results of ground water vulnerability analysis for Wyoming. Raster: 100m cells.
download page Metadata 1:100,000 WWRC
Groundwater: aquifer sensitivity rating, results of ground water vulnerability analysis for Wyoming. Raster: 500m cells.
download page Metadata raster 1:500,000 WWRC
Groundwater: depth to initial groundwater sensitivity rating. Raster: 100m cells.
download page Metadata raster 1:100,000 WWRC
Groundwater: depth to initial groundwater sensitivity rating. Raster: 500m cells.
download page Metadata raster 1:500,000 WWRC
Groundwater: depth to initial groundwater. Raster: 100m cells. All of Wyoming except Yellowstone.
download page Metadata raster 1:100,000 WWRC
Groundwater: depth to initial groundwater. Raster: 500m cells. All of Wyoming except Yellowstone.
download page Metadata raster 1:500,000 WWRC
Groundwater: estimated net annual aquifer recharge sensitivity rating, statewide. Raster: 100m cells. Only applicable to aquifer sensitivity analysis.
download page Metadata raster 1:100,000 WWRC
Groundwater: estimated net annual aquifer recharge sensitivity rating, statewide. Raster: 500m cells. Only applicable to aquifer sensitivity analysis.
download page Metadata raster 1:500,000 WWRC
Groundwater: estimated net annual aquifer recharge, statewide. Raster: 100m cells.
download page Metadata 1:100,000 WWRC
Groundwater: estimated net annual aquifer recharge, statewide. Raster: 500m cells.
download page Metadata raster 1:500,000 WWRC
Groundwater: geohydrologic setting sensitivity ratings, statewide. Raster: 500m cells. Only applicable to aquifer sensitivity analysis. Raster: 100m.
download page Metadata raster 1:100,000 WWRC
Groundwater: land surface slope sensitivity rating, statewide. Raster: 100m cells. Applicable to aquifer sensitivity analysis.
download page Metadata raster 1:250,000 WWRC
Groundwater: land surface slope sensitivity rating, statewide. Raster: 500m cells. Applicable to aquifer sensitivity analysis.
download page Metadata raster 1:500,000 WWRC
Groundwater: vadose zone sensitivity rating statewide, derived from 1:500,000-scale geologic data. Only applicable to aquifer sensitivity analysis.
download page Metadata vector/polygon 1:500,000 WWRC
Groundwater: vulnerability classification, results of ground water vulnerability analysis for Wyoming. Raster: 100m cells.
download page Metadata 1:500,000 WWRC
Hiking: Popular hiking locations. Includes name of trail, description, elevation gain, and length in miles.
download page Metadata point shapefile 1:100,000 Wyoming Digital Atlas
Historic property density: Density of National Register of Historic Properties by county and spreadsheet of names, dates of properties
download page Metadata polygon shapefile 1:100,000 Wyoming Digital Atlas
Historic ranches, 27 locations
download page Metadata point shapefile no scale Wyoming Digital Atlas
Historic, prehistoric, late prehistoric, archaic and Paleo-Indian sites in Wyoming (density, not actual locations)
download page Metadata polygon shapefile 1:100,000 Wyoming Digital Atlas
Historical boundaries of counties for the years 1864, 1850, 1854, 1861, 1864, 1869, 1870, 1884, 1890 and 1923
download page Metadata 9 polygon shapefiles 1:500,000 Wyoming Digital Atlas
Historical development of cities and towns, by population, from 1900 to 1990
download page Metadata point shapefile no scale Wyoming Digital Atlas
Historical territorial annexation boundaries
download page Metadata polygon shapefile 1:500,000 Wyoming Digital Atlas
Historical trail, roads, forts and other historic points of interest
download page Metadata polygon and line shapefile 1:500,000 Wyoming Digital Atlas
Home health care businesses, including names and addresses
download page Metadata point shapefile no scale Wyoming Digital Atlas
Hospital locations by town, including names, addresses, category (profit, non-profit, county), number of admissions, emergency room visits, bed capacity, bassinets
download page Metadata point shapefile no scale Wyoming Digital Atlas
Housing data, 1990 census (includes occupied and vacant households, owned vs. rented homes, mobile homes)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Housing data, 2000 census (total households and difference in households, 1990-2000, as well as occupied/vacant, owned/rented)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Hunting: Harvest statistics for elk, mule deer, white-tail deer, antelope, moose (2000) and black bear, mountain sheep (1999). Includes hunter success and total harvest. Does not include hunt area boundaries (some hunt area boundary shapefiles may be available
download page Metadata Excel file no scale Wyoming Digital Atlas
Hydrography: major streams, lakes (orders 4-7), and reservoirs in Wyoming.
download page Metadata vector/line 1:100,000 WYGISC
Hydrography: National Hydrography Data Set. Integrated information from USGS DLGs and EPA's Reach Files (RF3). Available for download from USGS as Arc/Info coverages, tiled by 4th level hydrologic boundaries.
download page n/a vector/line 1:100,000 USGS
Hydrography: streams and other hydrographic features for Wyoming, produced from 1:100,000 DLGs. Includes Strahler order. Available statewide or tiled by 56 quads.
download page Metadata vector/line 1:100,000 WYGISC
Hydrography: streams and other hydrographic features from USGS 7.5 minute topographic maps. Available for portions of Wyoming (see graphic). Tiled by 100k quads.
download page Metadata vector/line 1:24,000 USGS
Imagery: Landsat Multi Spectral Scanner (MSS) satellite imagery for Wyoming. 15 scenes, ~80 m resolution.
download page Metadata image 80m by 80m UW - Botany
Income: income per household, income per capita, and percentage poverty by county
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Land cover for Wyoming (see also vegetation), interpreted from Landsat TM imagery. Available statewide or tiled by 56 quadrangles.
download page Metadata vector/polygon 1:100,000 WYGISC
Land Type Association for Wyoming. A hierarchical set of map units based on terrain features having similar configuration, ecological properties and management implications.
download page Metadata vector/polygon various scale UW - Botany
Land Ownership: privately owned lands within Shoshone National Forest
download page Metadata vector/polygon 1:24,000 USFS
Landfill locations in Wyoming, total capacity in cubic yards and remaining capacity
download page Metadata point shapefile no scale Wyoming Digital Atlas
Landmarks: National Historic Landmarks approximate location by nearest township/range/section
download page Metadata point shapefile no scale Wyoming Digital Atlas
Library locations, including addresses
download page Metadata point shapefile no scale Wyoming Digital Atlas
Liquor licenses, liquor sales (gross and percent) by county
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Livestock production, value in dollars and number of livestock raised (cattle, sheep, hogs, poultry, horses)
download page Metadata 5 polygon shapefiles no scale Wyoming Digital Atlas
Livestock density: density of cattle and sheep by population, 2001
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Management areas in Wyoming, including National Forest, Wilderness, Park boundaries; Wildlife Habitat Management areas; state parks and other managed areas.
download page Metadata vector/polygon 1:100,000 WYGISC
Mental care centers, location by town
download page Metadata point shapefile no scale Wyoming Digital Atlas
Minerals: potential exploitable mineral areas: base and precious metals (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: bentonite (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: carbon dioxide (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: coal (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: geothermal (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: gypsum (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: helium (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: limestone (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: oil and gas fields (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: oil shale and bitumens (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: phosphorus (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: potassium (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: sulfur (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: trona (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: uranium (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Minerals: potential exploitable mineral areas: zeolite (high, medium, low potential)
download page Metadata vector/polygon 1:500,000 US Bureau of Mines
Museum locations, including addresses
download page Metadata point shapefile no scale Wyoming Digital Atlas
NDVI: change in Normalized Difference Vegetation Index for Wyoming, from early 1970's to early 1990's, based on MSS imagery.
download page Metadata image 60m by 60m UW - Botany
Newspapers: Location of towns with newspapers with number of customers and volume of newspapers
download page Metadata point shapefile no scale Wyoming Digital Atlas
Nurses and registered midwives, number of by county.
download page Metadata 2 polygon shapefiles no scale Wyoming Digital Atlas
Nursing home locations, with addresses/phone numbers, and designation (state, non-profit, profit, hospital)
download page Metadata point shapefile no scale Wyoming Digital Atlas
Oil production in barrels, gas production in MFC, and water production in barrels, by county
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Ownership: land ownership and management for Wyoming, produced from BLM Surface Management Status maps. Available statewide or tiled by 56 quads.
download page Metadata vector/polygon 1:100,000 WYGISC
Pharmacies, number of by town (Names and Address included separately in an Excel file)
download page Metadata point shapefile and Excel no scale Wyoming Digital Atlas
Pharmacists, licensed, by county (names, license #, and associated pharmacy included separately in an Excel file)
download page Metadata polygon shapefile and Ex 1:100,000 Wyoming Digital Atlas
Phone companies by town; also spreadsheet information on phone company revenue, number of access lines, and counties served
download page Metadata point shapefile no scale Wyoming Digital Atlas
Physicians per county; also primary physicians and specialist physicians, number of physicians by 1000 people
download page Metadata polygon shapefile 1:100,000 Wyoming Digital Atlas
Plants: vascular plant collection locations, from the Rocky Mountain Herbarium. Developed for the Wyoming Plant Atlas. Available for viewing, not for distribution.
distribution restricted Metadata vector/point no scale UW - Botany
Population by age, 1990 (county level)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Population by ancestry, 1990 (county level)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Population by census blocks, 2000 (total population, population by age, race, sex, family size, and housing information)
download page Metadata polygon shapefile 1:100,000 Wyoming Digital Atlas
Population by block group, 2000 (total population only)
download page Metadata polygon shapefile 1:100,000 Wyoming Digital Atlas
Population by census tract 2000 (total population only)
download page Metadata polygon shapefile 1:100,000 Wyoming Digital Atlas
Population by county, 2000 (includes total population, population by race, and difference in total population and race population from 1990)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Population by decade, 1870-1990 (county level)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Population by income, including poverty, 1990 (county level)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Population by race, 1990 (by county)
download page Metadata polygon shapefile no scale Wyoming Digital Atlas
Population by town, 2000 (includes total population, population by race, and difference in total population and race population from 1990)
download page Metadata point shapefile no scale Wyoming Digital Atlas
Post office locations, with zip code
download page Metadata point shapefile no scale Wyoming Digital Atlas
Power plant locations, including coal-burning, hydroelectric, and wind-generated
download page Metadata point shapefile no scale Wyoming Digital Atlas
Precipitation: annual average for Wyoming, from 1961-1990, based on the PRISM model (Parameter-elevation Regressions on Independent Slopes Model) developed by Oregon State University. Raster format.
download page Metadata raster 4 KM resol. Oregon Climate Service
Precipitation: monthly and annual precipitation totals for 30 years (1970-2000) for 136 weather stations in or bordering Wyoming.
download page Metadata vector/point no scale Western Regional Climatic Center
Prisons and county jails
download page Metadata point shapefile no scale Wyoming Digital Atlas